If you looked inside a T. rex mouth, you’d see some 12-inch teeth. That’s longer than a cat’s tail! I asked my friend Aaron Blackwell if dinosaurs used those big chompers on humans. He’s an ...

A team of intrepid paleontologists discovers that dinosaurs thrived in the unlikeliest of places—the cold and dark of winter in the Arctic Circle. How did they survive year-round and raise their young ...